Sodium Xanthate (Pellet/Powder) Items Grade Items Grade Apperance Slight yellow or yellow apperance Slight yellow or yellow Active component í¦90% Active component í¦85% Free Alkali í_0.2% Free Alkali í_0.2% Moisture&Volatile í_4.0% Moisture&Volatile í_4.0% Solubility Soluble in water With no impurity Solubility Soluble in water With no impurity 120kg/steel drum or 800kg/wooden case